77213565580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1283897}}^1$

素因数の和:1284034

約数の個数: 48

約数和(自身を含む): 169104773376

約数和(自身を除く): 91891207796

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 970, 1940, 3007, 6014, 12028, 15035, 30070, 60140, 1283897, 2567794, 5135588, 6419485, 12838970, 25677940, 39800807, 79601614, 124538009, 159203228, 199004035, 249076018, 398008070, 498152036, 622690045, 796016140, 1245380090, 2490760180, 3860678279, 7721356558, 15442713116, 19303391395, 38606782790, 77213565580]

約数ペア:

[(1, 77213565580), (2, 38606782790), (4, 19303391395), (5, 15442713116), (10, 7721356558), (20, 3860678279), (31, 2490760180), (62, 1245380090), (97, 796016140), (124, 622690045), (155, 498152036), (194, 398008070), (310, 249076018), (388, 199004035), (485, 159203228), (620, 124538009), (970, 79601614), (1940, 39800807), (3007, 25677940), (6014, 12838970), (12028, 6419485), (15035, 5135588), (30070, 2567794), (60140, 1283897)]